JPH0359882B2 - - Google Patents

Info

Publication number
JPH0359882B2
JPH0359882B2 JP58170497A JP17049783A JPH0359882B2 JP H0359882 B2 JPH0359882 B2 JP H0359882B2 JP 58170497 A JP58170497 A JP 58170497A JP 17049783 A JP17049783 A JP 17049783A JP H0359882 B2 JPH0359882 B2 JP H0359882B2
Authority
JP
Japan
Prior art keywords
sup
animal
salt
mycoplasmosis
acyl peptide
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP58170497A
Other languages
Japanese (ja)
Other versions
JPS5973527A (en
Inventor
Hirofumi Takagi
Kyohiko Kunugida
Hideki Sawai
Kazuo Karigome
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujisawa Pharmaceutical Co Ltd
Original Assignee
Fujisawa Pharmaceutical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujisawa Pharmaceutical Co Ltd filed Critical Fujisawa Pharmaceutical Co Ltd
Publication of JPS5973527A publication Critical patent/JPS5973527A/en
Publication of JPH0359882B2 publication Critical patent/JPH0359882B2/ja
Granted legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K38/00Medicinal preparations containing peptides
    • A61K38/04Peptides having up to 20 amino acids in a fully defined sequence; Derivatives thereof
    • A61K38/05Dipeptides
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K50/00Feeding-stuffs specially adapted for particular animals
    • A23K50/30Feeding-stuffs specially adapted for particular animals for swines
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K20/00Accessory food factors for animal feeding-stuffs
    • A23K20/10Organic substances
    • A23K20/195Antibiotics
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K38/00Medicinal preparations containing peptides
    • A61K38/04Peptides having up to 20 amino acids in a fully defined sequence; Derivatives thereof
    • A61K38/06Tripeptides
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P15/00Drugs for genital or sexual disorders; Contraceptives
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/04Antibacterial agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P33/00Antiparasitic agents
    • A61P33/02Antiprotozoals, e.g. for leishmaniasis, trichomoniasis, toxoplasmosis
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00Drugs for immunological or allergic disorders
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00

Abstract

An animal growth promotant which comprises as an effective ingredient an acyl peptide of the following formula or its non-toxic salt:whereinR' is lactoyl-alanyl-, R<sup>2</sup> is carboxymethylamino andR<sup>3</sup> is carboxy: orR<sup>1</sup> is heptanoyl, R<sup>2</sup> is 1-carboxyethylamino andR<sup>3</sup> is carboxy; orR<sup>1</sup> is stearoyl, R<sup>2</sup> is 1-carboxyethylamino andR<sup>3</sup> is hydrogen, a feed composition containing it and a method for promoting the growth of animals.

Description

【発明の詳細な説明】[Detailed description of the invention]

この発明は新規な動物の成長促進剤および動物
の抗マイコプラズマ症薬剤に関するものである。 この発明の動物の成長促進剤および動物の抗マ
イコプラズマ症薬剤において有効成分として使用
されるアシルペプタイドは下記の一般式()で
示される。 (式中、R1はラクトイル−アラニル、R2はカ
ルボキシメチルアミノ、R3はカルボキシをそれ
ぞれ意味するか、R1はヘプタノイル、R2は1−
カルボキシエチルアミノ、R3はカルボキシをそ
れぞれ意味するか、またはR1はステアロイル、
R2は1−カルボキシエチルアミノ、R3は水素を
それぞれ意味する。) 上記一般式()で示されるアシルペプタイド
およびその無毒性塩は免疫増強活性を有する化合
物として知られている(例えば特開昭56−45449
号公報参照)。 従来からある種の抗生物質(例えばペニシリ
ン、テトラサイクリン、バシトラシン、バージニ
アマイシン等)が動物の成長促進剤として使用さ
れているが、これらの抗生物質は強力な直接的な
抗菌活性を有していることが特徴であるために、
耐性菌の出現の問題がある。 この発明者等はこの問題点を解決すべく、鋭意
研究の結果、免疫増強活性を有するが、インビト
ロで抗菌活性(すなわち、直接的な抗菌活性)を
有しない前記化合物()およびその無毒性塩が
動物の成生促進作用を有し、さらに動物の抗マイ
コプラズマ症に有効であるということを見出しこ
の発明を完成した。 この発明で有効成分として使用するアシルペプ
タイド(1)の無毒性塩としては、ナトリウム塩、カ
リウム塩、カルシウム塩、アンモニウム塩、エタ
ノールアミン塩、トリエチルアミン塩、ジシクロ
ヘキシルアミン塩等の有機または無機塩、酢酸
塩、トリフルオロ酢酸塩、乳酸塩、マレイン酸
塩、フマル酸塩、酒石酸塩、くえん酸塩、メタン
スルホン酸塩、塩酸塩、硫酸塩、硝酸塩、りん酸
塩等の有機酸または無機酸との酸付加塩が挙げら
れる。 また、アシルペプタイド(1)にはその分子中の不
斉炭素原子による1または2以上の立体異性体が
含まれ、これらの化合物も全てこの発明の有効成
分として使用できる。 この発明で有効成分として使用されるアシルペ
プタイド(1)のうち、代表的な化合物を挙げると次
のとおりである。 この発明の動物の成長促進剤および抗マイコプ
ラズマ症薬剤を動物に投与する場合には、直接ア
シルペプタイド(1)またはその無毒性塩を経口投与
してもよいが、一般には通常使用されている担体
(例えば、脂肪米ぬか、脱脂大豆粉、ふすま、カ
オリン、タルク、炭酸カルシウム、乳糖等)と混
合したものを投与するか、あるいはこのようにし
て混合したものもしくはアシルペプタイド(1)また
はその無毒性塩単独を動物飼料もしくは水と混合
して投与する方法が好ましい。 また抗マイコプラズマ症薬剤として使用する場
合には、経口投与のほかに、注射により投与する
こともできる。 アシルペプタイド(1)またはその無毒性塩を動物
成長促進剤として使用する場合の投与量は動物の
種類、成長時期等により異なるが、通常は0.01〜
10mg/Kg/日の範囲内で最適投与量が選択され
る。また、抗マイコプラズマ症薬剤として使用す
る場合の投与量は動物の種類、疾病の程度により
異なるが、一般的には成長促進剤として使用する
場合とだいたい同程度の範囲内で最適投与量が選
択される。 ここでアシルペプタイド(1)またはその無毒性塩
を動物飼料と混合して使用する場合について詳述
すると、動物飼料の形態は例えば配合飼料等の一
般に使用される動物用飼料であればいずれも使用
可能である。その1例としては、例えばとうもろ
こし、米、麦、マイロ、大豆粕、綿実油、ふす
ま、脱脂米ぬか、魚粉、脱脂粉乳、乾燥ホエー、
油脂、アルフアルフアミール、炭酸カルシウム、
りん酸3カルシウム、塩化ナトリウム、塩化コリ
ン、ビタミン類(例えばビタミンA、ビタミン
D、ビタミンE、ビタミンB1、ビタミンB2、ビ
タミンB6、ビタミンB12、パントテン酸カルシウ
ム、ニコチン酸アミド、葉酸等)、アミノ酸類
(例えばリジン、メチオニン等)、微量無機塩類
(例えば硫酸マグネシウム、硫酸鉄、硫酸銅、硫
酸亜鉛、よう化カリウム、硫酸コバルト等)等の
1部または全部を混合して調製した配合飼料が挙
げられる。 この発明の動物の成長促進剤および抗マイコプ
ラズマ症薬剤は上記のほか抗生物質や殺菌剤、防
かび剤、駆虫剤、抗コクシジウム剤、抗酸化剤、
天然色素等を適宜添加して使用してもよい。また
他の動物成長促進剤、例えばチオペプチン、エン
ラマイシン、バシトラシン、ミカマイシン、フラ
ジオマイシン、フラボマイシン、バージニアマイ
シン等を主成分とする動物成長促進剤と併用して
もよい。 また、飼料中のアシルペプタイド(1)またはその
無毒性塩の含有量は通常0.01ppm〜100ppm好ま
しくは0.1ppm〜10ppmの範囲内で適宜選択され
る。 この発明の動物成長促進剤および抗マイコプラ
ズマ症薬剤は動物一般に使用でき、その例として
例えば鶏、七面鳥、あひる、うずら、牛、馬、
豚、羊、やぎ、うさぎ、犬、ねこ、ミンク等の家
きんおよび家畜が挙げられる。 また、この発明の動物成長促進剤および抗マイ
コプラズマ症薬剤を動物飼料と混合して用いる場
合における動物飼育法は、一般の動物飼育法がそ
のまま適用される。 この発明の動物成長促進剤は動物の成長を促進
するのみならず動物の飼料要求率を改善するとい
う効果に加えてアシルペプタイド(1)およびその無
毒性塩が直接的な抗菌活性を有しないため、抗生
物質に対する耐性菌の出現を伴わなず、安全に使
用できるという従来の抗生物質を使用する動物成
長促進剤には見られない優れた効果を有する。 またアシルペプタイド(1)またはその無毒性塩を
抗マイコプラズマ症薬剤として使用する場合、こ
の薬剤はマイコプラズマ症の治療剤および予防剤
の双方の薬剤として使用することができるが、通
常は予防剤として使用するのが好ましい。 このアシルペプタイド(1)を抗マイコプラズマ症
薬剤として使用する場合、抗生物質(例えば、タ
イロシン、テトラサイクリン、クロラムフエニコ
ール、チアムリン、スペクチノマイシン等)と併
用すると、相乗効果を示すという新知見が得られ
た。 この発明の抗マイコプラズマ症薬剤を上記抗生
物質と併用する場合、アシルペプタイド1と該抗
生物質とを同様に動物に投与してもよいが、先づ
アシルペプタイド(1)またはその無毒性塩を投与し
た後ある一定期間(例えば1週間)後に、該抗生
物質を投与した方が好ましい。 また、このアシルペプタイド(1)またはその無毒
性塩と抗生物質とを併用する場合の両者の投与量
比は動物の種類、疾病の程度等によつて異なる
が、一般的にはアシルペプタイド(1)またはその無
毒性塩1に対して抗生物質50程度の割合で投与す
ればよい。 この発明の抗マイコプラズマ症薬剤は抗生物質
に対する耐性菌の出現を伴わず、安全に使用でき
るという従来の抗生物質を使用する薬剤には見ら
れない優れた効果を有する。 次にこの発明の効果を試験例により説明する。 試験例 1 7日令の肉用種鶏ひな(雄)(チヤンキー)を
1群4羽ずつ、すなわちアシルペプタイド(1)投与
群(処理群)と対照群に分け、下記飼料組成を
飼育開始日から4週令まで、飼料組成を5週令
から8週令まで不断に投与し、常法により飼育し
た後、増体重および飼料要求率を調べた。結果は
下記表のとおりである。
This invention relates to novel animal growth promoters and animal anti-mycoplasmosis agents. The acyl peptide used as an active ingredient in the animal growth promoter and animal anti-mycoplasmosis drug of the present invention is represented by the following general formula (). (In the formula, R 1 means lactoyl-alanyl, R 2 means carboxymethylamino, R 3 means carboxy, R 1 means heptanoyl, R 2 means 1-
carboxyethylamino, R 3 means carboxy or R 1 is stearoyl,
R 2 means 1-carboxyethylamino, and R 3 means hydrogen. ) Acyl peptides represented by the above general formula () and their non-toxic salts are known as compounds having immunoenhancing activity (for example, Japanese Patent Application Laid-open No. 56-45449
(see publication). Traditionally, certain antibiotics (e.g. penicillin, tetracycline, bacitracin, virginiamycin, etc.) have been used as growth promoters in animals, and these antibiotics have strong direct antibacterial activity. Because it is characterized by
There is a problem with the emergence of resistant bacteria. In order to solve this problem, the present inventors conducted intensive research and found that the above compound () and its non-toxic salts have immune-enhancing activity but do not have antibacterial activity (i.e., direct antibacterial activity) in vitro. This invention was completed based on the discovery that the present invention has a growth-promoting effect on animals and is also effective against mycoplasmosis in animals. Non-toxic salts of acyl peptide (1) used as active ingredients in this invention include organic or inorganic salts such as sodium salt, potassium salt, calcium salt, ammonium salt, ethanolamine salt, triethylamine salt, dicyclohexylamine salt, acetic acid salt, etc. With organic or inorganic acids such as salts, trifluoroacetates, lactates, maleates, fumarates, tartrates, citrates, methanesulfonates, hydrochlorides, sulfates, nitrates, phosphates, etc. Examples include acid addition salts. Furthermore, acyl peptide (1) includes one or more stereoisomers due to asymmetric carbon atoms in its molecule, and all of these compounds can also be used as active ingredients in the present invention. Among the acyl peptides (1) used as active ingredients in this invention, representative compounds are as follows. When administering the animal growth promoter and anti-mycoplasmosis agent of this invention to animals, the acyl peptide (1) or its non-toxic salt may be directly administered orally, but in general, commonly used carriers may be used. (e.g., fatty rice bran, defatted soybean flour, bran, kaolin, talc, calcium carbonate, lactose, etc.) or acyl peptide (1) or its non-toxic salt. A method in which the drug is administered alone in combination with animal feed or water is preferred. When used as an anti-mycoplasmosis drug, it can be administered by injection in addition to oral administration. When using acyl peptide (1) or its non-toxic salt as an animal growth promoter, the dosage varies depending on the type of animal, growth period, etc., but is usually 0.01~
The optimal dosage is selected within the range of 10 mg/Kg/day. In addition, the dosage when used as an anti-mycoplasmosis drug varies depending on the type of animal and the severity of the disease, but in general, the optimal dosage is selected within the same range as when used as a growth promoter. Ru. Here, we will discuss in detail the case where acyl peptide (1) or its non-toxic salt is used in combination with animal feed.The form of animal feed can be any commonly used animal feed such as compound feed. It is possible. Examples include corn, rice, wheat, milo, soybean meal, cottonseed oil, bran, skim rice bran, fish meal, skim milk powder, dry whey,
fats and oils, alpha alpha amil, calcium carbonate,
Tricalcium phosphate, sodium chloride, choline chloride, vitamins (e.g. vitamin A, vitamin D, vitamin E, vitamin B 1 , vitamin B 2 , vitamin B 6 , vitamin B 12 , calcium pantothenate, nicotinamide, folic acid, etc.) ), amino acids (e.g. lysine, methionine, etc.), trace inorganic salts (e.g. magnesium sulfate, iron sulfate, copper sulfate, zinc sulfate, potassium iodide, cobalt sulfate, etc.), etc. Feed is an example. In addition to the above, the animal growth promoter and anti-mycoplasmosis agent of this invention include antibiotics, bactericides, fungicides, anthelmintic agents, anti-coccidial agents, antioxidants,
Natural pigments and the like may be appropriately added and used. It may also be used in combination with other animal growth promoters, such as animal growth promoters whose main ingredients are thiopeptin, enramycin, bacitracin, micamicin, fradiomycin, flavomycin, virginiamycin, and the like. Further, the content of acyl peptide (1) or its nontoxic salt in the feed is normally selected as appropriate within the range of 0.01 ppm to 100 ppm, preferably 0.1 ppm to 10 ppm. The animal growth promoter and anti-mycoplasmosis agent of this invention can be used for animals in general, such as chickens, turkeys, ducks, quail, cows, horses, etc.
Examples include poultry and livestock such as pigs, sheep, goats, rabbits, dogs, cats, and mink. Furthermore, when the animal growth promoter and anti-mycoplasmosis drug of the present invention are used in combination with animal feed, general animal breeding methods can be applied as they are. The animal growth promoter of the present invention not only promotes the growth of animals but also improves the feed conversion rate of animals, and in addition, the acyl peptide (1) and its nontoxic salts do not have direct antibacterial activity. It has excellent effects not seen in conventional animal growth promoters that use antibiotics, such as being safe to use without the emergence of antibiotic-resistant bacteria. Furthermore, when acyl peptide (1) or its non-toxic salt is used as an anti-mycoplasmosis drug, this drug can be used as both a therapeutic agent and a prophylactic agent for mycoplasmosis, but it is usually used as a prophylactic agent. It is preferable to do so. New findings have shown that when this acyl peptide (1) is used as an anti-mycoplasmosis drug, it exhibits a synergistic effect when used in combination with antibiotics (e.g., tylosin, tetracycline, chloramphenicol, tiamulin, spectinomycin, etc.). It was done. When the anti-mycoplasmosis drug of this invention is used in combination with the above antibiotic, acyl peptide 1 and the antibiotic may be administered to animals in the same way, but acyl peptide (1) or its non-toxic salt is administered first. It is preferable to administer the antibiotic after a certain period of time (for example, one week). Furthermore, when acyl peptide (1) or its nontoxic salt is used in combination with an antibiotic, the dosage ratio of the two will vary depending on the type of animal, the severity of the disease, etc., but in general, acyl peptide (1) ) or its nontoxic salt at a ratio of about 50 parts antibiotic. The anti-mycoplasmosis drug of the present invention is safe to use without the emergence of antibiotic-resistant bacteria, and has an excellent effect not found in conventional drugs using antibiotics. Next, the effects of this invention will be explained using test examples. Test Example 1 7-day-old meat breeder chicks (male) (Chyanki) were divided into groups of 4, that is, an acyl peptide (1) administration group (treated group) and a control group, and the following feed composition was administered to the 4 chicks from the start of rearing. The feed composition was constantly administered from 5 weeks of age to 8 weeks of age, and after rearing in a conventional manner, body weight gain and feed conversion rate were examined. The results are shown in the table below.

【表】【table】

【表】【table】

【表】 (注)
利用された飼料
飼料要求率=
[Table] (Note)
feed utilized
Feed conversion rate =

Claims (1)

【特許請求の範囲】 1 一般式 (式中、R1はラクトイル−アラニル、R2はカ
ルボキシメチルアミノ、R3はカルボキシをそれ
ぞれ意味するか、R1はヘプタノイル、R2は1−
カルボキシエチルアミノ、R3はカルボキシをそ
れぞれ意味するか、またはR1はステアロイル、
R2は1−カルボキシエチルアミノ、R3は水素を
それぞれ意味する。) で示されるアシルペプタイドまたはその無毒性塩
を含有する新規な動物の成長促進剤。
[Claims] 1. General formula (In the formula, R 1 means lactoyl-alanyl, R 2 means carboxymethylamino, R 3 means carboxy, R 1 means heptanoyl, R 2 means 1-
carboxyethylamino, R 3 means carboxy or R 1 is stearoyl,
R 2 means 1-carboxyethylamino, and R 3 means hydrogen. ) A novel animal growth promoter containing an acyl peptide or a non-toxic salt thereof.
JP58170497A 1982-09-27 1983-09-14 Novel growth-promoting agent and antimycoplasmotic drug for animal Granted JPS5973527A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB8227513 1982-09-27
GB8227513 1982-09-27
GB8228988 1982-10-11

Publications (2)

Publication Number Publication Date
JPS5973527A JPS5973527A (en) 1984-04-25
JPH0359882B2 true JPH0359882B2 (en) 1991-09-12

Family

ID=10533190

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58170497A Granted JPS5973527A (en) 1982-09-27 1983-09-14 Novel growth-promoting agent and antimycoplasmotic drug for animal

Country Status (11)

Country Link
US (1) US4504471A (en)
EP (1) EP0104630B1 (en)
JP (1) JPS5973527A (en)
KR (1) KR910002420B1 (en)
AT (1) ATE22525T1 (en)
AU (1) AU558679B2 (en)
CA (1) CA1221865A (en)
DE (1) DE3366612D1 (en)
ES (1) ES8501210A1 (en)
MX (1) MX7546E (en)
NZ (1) NZ205737A (en)

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CA2388244C (en) * 1999-10-19 2009-02-03 Hironari Koyama Agents for promoting fattening of animals and method of promoting fattening
AU2005209901A1 (en) * 2004-01-30 2005-08-18 The Texas A & M University System Compositions, methods and uses for a novel family of peptides
US9668500B2 (en) 2012-04-24 2017-06-06 Purina Animal Nutrition Llc Feeding methods and systems for young livestock animals using sensory compounds
KR101437119B1 (en) * 2013-01-25 2014-09-11 대한뉴팜(주) Pellet Type Composition for Growth Promoting of Cattle Using Melengestrol
US11213051B2 (en) * 2014-07-02 2022-01-04 Purina Animal Nutrition Llc Milk replacer products containing halides and sources of hydrogen peroxide and methods of feeding same
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JPS56100777A (en) * 1980-01-17 1981-08-12 Taiho Yakuhin Kogyo Kk Sulfide compound and its preparation
JPS56123977A (en) * 1980-02-15 1981-09-29 Taiho Yakuhin Kogyo Kk Sulfonium compound and its preparation

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AU558679B2 (en) 1987-02-05
EP0104630A3 (en) 1984-06-06
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JPS5973527A (en) 1984-04-25
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ATE22525T1 (en) 1986-10-15
NZ205737A (en) 1987-01-23
ES525915A0 (en) 1984-11-16
EP0104630A2 (en) 1984-04-04
EP0104630B1 (en) 1986-10-01
ES8501210A1 (en) 1984-11-16
MX7546E (en) 1989-09-14
DE3366612D1 (en) 1986-11-06
CA1221865A (en) 1987-05-19
AU1877983A (en) 1984-04-05
US4504471A (en) 1985-03-12

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